224023218 has 8 divisors (see below), whose sum is σ = 448046448. Its totient is φ = 74674404.

The previous prime is 224023213. The next prime is 224023253. The reversal of 224023218 is 812320422.

224023218 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

224023218 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (224023213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18668596 + ... + 18668607.

It is an arithmetic number, because the mean of its divisors is an integer number (56005806).

Almost surely, 2^224023218 is an apocalyptic number.

224023218 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

224023218 is a wasteful number, since it uses less digits than its factorization.

224023218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37337208.

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 224023218 is about 14967.4051859365. The cubic root of 224023218 is about 607.3387768415.

The spelling of 224023218 in words is "two hundred twenty-four million, twenty-three thousand, two hundred eighteen".